Not all people driving cars look left and right thoroughly before turning (but you can learn! [0]) This already leads to crashes and claims of 'coming out of nowhere'. So, practical attacks could be causing crashes. Could cause anxiety, injury, death, monetary loss, etc

[0]: https://www.portsmouthctc.org.uk/a-fighter-pilots-guide-to-s... (been some past HN discussions, searching for fighter pilot got quite a few)